If my step father was getting de-naturalized would it affect me? My mom was made citizen of the u.s through marriage with him 10years ago and I and my

Hello,   It depends. Is the denaturalization being initiated by your step father or is it by the USCIS? If your step father has decided to voluntarily give up his U.S. citizenship for personal reasons, then neither you nor your mother have anything to worry about. If the U.S.CIS is initiating proceedings to denaturalize an individual, then it would be helpful to know why they are doing so, in order to assess any likely risk to your citizenship.   Disclaimer: This information is of a general nature and is not, nor is it intended to be, legal advice. You should consult an attorney for advice regarding your individual situation.